Home / 8,438,247.46-11,644,508.14-4,716,979.48

Finding the Fourth Proportional to 8,438,247.46, 11,644,508.14 and 4,716,979.48

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Solution

The fourth proportional to 8,438,247.46, 11,644,508.14 and 4,716,979.48 is: 6,509,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,247.46 : 11,644,508.14 = 4,716,979.48 : x
  2. Step 2: Convert to fraction form
    8,438,247.46/11,644,508.14 = 4,716,979.48/x
  3. Step 3: Cross multiply
    8,438,247.46x = 11,644,508.14 × 4,716,979.48
  4. Step 4: Simplify right side
    8,438,247.46x = 54,926,905,892,850.42
  5. Step 5: Solve for x
    x = 54,926,905,892,850.42/8,438,247.46
  6. Step 6: Final answer
    x = 6,509,278.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.